These are beautiful Mercury Mystic Topaz 14k Yellow Gold Stud Earrings. These earrings feature faceted mercury mystic topaz stones that are 6 MM each. These earrings feature hypoallergenic comfort backs, which will allow the earrings not to droop when worn on the ear. These earrings are also stamped 14k on the posts as well. Topaz is the gemstone associated with November.